Hyundai Sonata LF: Body Electrical System / Ignition Switch Assembly. Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Body Electrical System / Ignition Switch Assembly. Repair procedures

Repair procedures

Replacement

1.	Disconnect the negative (-) battery terminal.

2.	Remove the crash pad lower panel. (Refer to Body - "Crash Pad")

3.	Remove the steering column upper & Lower shroud.

4.	Remove the ignition switch (A) and disconnecting the Key Warning / immobilizer connector.

5.	If it is necessary to remove the key lock cylinder (A), remove the key lock cylinder (A) after pushing lock pin (B) with key ACC.

6.	Installation is the reverse of removal procedure.

Inspection

1.	Disconnect the ignition switch connector (A) and key warning switch connector (B) from under the steering column.

2.	Check for continuity between the terminals.

3.	If continuity is not specified, replace the switch.

Antenna Coil Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3. Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw...

Lane Departure Warning System (LDWS)

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Alternator Specifications

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Hyundai Sonata LF 2014-2019 Service Manual: Stop Lamp Switch Troubleshooting

Troubleshooting 1. Part diagnosis Items Cause Symptom Switch fuse Faulty fuse connection, Damaged fuse - DTC Code : P0504 - Symptom : Shifting gear trouble, Starting failure, Cruise control function cancelation trouble, EPB function cancelation trouble, Stop lamp lighting trouble, ESP OFF light illuminated...